Color combination lock



FIG. 1 is a front elevational view of a color combination lock showing a first form of my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a back elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a front elevational view of a color combination padlock showing a second form of my new design, the only difference residing in the number of triangular segments on the dial. 

The ornamental design for a color combination lock, as shown and described. 